Motorcycle muffler



FIG. 1 is a perspective view of a motorcycle muffler showing my newdesign;

FIG. 2 is a perspective view thereof, viewed from the opposite side;and,

FIG. 3 is a rear view thereof.

The broken line showings of the attachment hardware are for illustrativepurposes only and form no part of the claimed invention.

The ornamental design for a motorcycle muffler, as shown and described.